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Topic: OLD: BFGMiner 3.10.0: modular ASIC+FPGA, GBT+Strtm, RPC, Mac/Lnx/W64, AntU1, DRB - page 91. (Read 1193219 times)

erk
hero member
Activity: 826
Merit: 500
Looks like you built without nanofury support.
That's the default if you're missing the hidapi dependency... (README)
I compiled and installed the hidapi from https://github.com/signal11/hidapi and the bfgminer config.log says it can't find it. What's the trick?

There is no hidapi.pc there is a /usr/local/src/hidapi/pc/hidapi.pc.in


Quote
# grep hidapi config.log
configure:10620: checking for hidapi
configure:10627: $PKG_CONFIG --exists --print-errors "$_hidapi_lib"
Package hidapi was not found in the pkg-config search path.
Perhaps you should add the directory containing `hidapi.pc'
No package 'hidapi' found
configure:10644: $PKG_CONFIG --exists --print-errors "$_hidapi_lib"
Package hidapi was not found in the pkg-config search path.
Perhaps you should add the directory containing `hidapi.pc'
No package 'hidapi' found
No package 'hidapi' found
configure:10620: checking for hidapi
configure:10627: $PKG_CONFIG --exists --print-errors "$_hidapi_lib"
configure:10644: $PKG_CONFIG --exists --print-errors "$_hidapi_lib"
ac_cv_env_hidapi_CFLAGS_set=
ac_cv_env_hidapi_CFLAGS_value=
ac_cv_env_hidapi_LIBS_set=
ac_cv_env_hidapi_LIBS_value=
pkg_cv_hidapi_CFLAGS='-I/usr/local/include/hidapi  '
pkg_cv_hidapi_LIBS='-L/usr/local/lib -lhidapi-hidraw  '
hidapi_CFLAGS='-I/usr/local/include/hidapi  '
hidapi_LIBS='-L/usr/local/lib -lhidapi-hidraw  '
legendary
Activity: 2576
Merit: 1186
Trying to get a Nanofury NF1 mining on Debian.

Compiled 3.6.0

This is what I get:

Code:
#    ./bfgminer -S NFY:all -d? -D
 [2013-11-19 13:10:50] setrlimit: Soft fd limit not being changed from 1024 (FD_SETSIZE=1024; hard limit=4096)                   
 [2013-11-19 13:10:50] Started bfgminer 3.6.0                   
 [2013-11-19 13:10:50] lowlevel_scan: Found usb device at usb:002:003 (path=(null), vid=04d8, pid=00de, manuf=Microchip Technology Inc., prod=NanoFury NF1 v0.6, serial=0000073625)                   
 [2013-11-19 13:10:50] lowlevel_scan: Found usb device at usb:005:001 (path=(null), vid=1d6b, pid=0001, manuf=Linux 2.6.32-23-pve uhci_hcd, prod=UHCI Host Controller, serial=0000:00:1d.3)                   
 [2013-11-19 13:10:50] lowlevel_scan: Found usb device at usb:004:001 (path=(null), vid=1d6b, pid=0001, manuf=Linux 2.6.32-23-pve uhci_hcd, prod=UHCI Host Controller, serial=0000:00:1d.2)                   
 [2013-11-19 13:10:50] lowlevel_scan: Found usb device at usb:003:001 (path=(null), vid=1d6b, pid=0001, manuf=Linux 2.6.32-23-pve uhci_hcd, prod=UHCI Host Controller, serial=0000:00:1d.1)                   
 [2013-11-19 13:10:50] lowlevel_scan: Found usb device at usb:002:001 (path=(null), vid=1d6b, pid=0001, manuf=Linux 2.6.32-23-pve uhci_hcd, prod=UHCI Host Controller, serial=0000:00:1d.0)                   
 [2013-11-19 13:10:50] lowlevel_scan: Found usb device at usb:001:001 (path=(null), vid=1d6b, pid=0002, manuf=Linux 2.6.32-23-pve ehci_hcd, prod=EHCI Host Controller, serial=0000:00:1d.7)                   
 [2013-11-19 13:10:50] Devices detected:                   
 [2013-11-19 13:10:50] Timers: Using clock_gettime(CLOCK_MONOTONIC_RAW)                   
0 devices listed

So it can detect the NF1 but says it's disabled.

Any ideas?


Looks like you built without nanofury support.
That's the default if you're missing the hidapi dependency... (README)
erk
hero member
Activity: 826
Merit: 500
Trying to get a Nanofury NF1 mining on Debian.

Compiled 3.6.0

This is what I get:

Code:
#    ./bfgminer -S NFY:all -d? -D
 [2013-11-19 13:10:50] setrlimit: Soft fd limit not being changed from 1024 (FD_SETSIZE=1024; hard limit=4096)                   
 [2013-11-19 13:10:50] Started bfgminer 3.6.0                   
 [2013-11-19 13:10:50] lowlevel_scan: Found usb device at usb:002:003 (path=(null), vid=04d8, pid=00de, manuf=Microchip Technology Inc., prod=NanoFury NF1 v0.6, serial=0000073625)                   
 [2013-11-19 13:10:50] lowlevel_scan: Found usb device at usb:005:001 (path=(null), vid=1d6b, pid=0001, manuf=Linux 2.6.32-23-pve uhci_hcd, prod=UHCI Host Controller, serial=0000:00:1d.3)                   
 [2013-11-19 13:10:50] lowlevel_scan: Found usb device at usb:004:001 (path=(null), vid=1d6b, pid=0001, manuf=Linux 2.6.32-23-pve uhci_hcd, prod=UHCI Host Controller, serial=0000:00:1d.2)                   
 [2013-11-19 13:10:50] lowlevel_scan: Found usb device at usb:003:001 (path=(null), vid=1d6b, pid=0001, manuf=Linux 2.6.32-23-pve uhci_hcd, prod=UHCI Host Controller, serial=0000:00:1d.1)                   
 [2013-11-19 13:10:50] lowlevel_scan: Found usb device at usb:002:001 (path=(null), vid=1d6b, pid=0001, manuf=Linux 2.6.32-23-pve uhci_hcd, prod=UHCI Host Controller, serial=0000:00:1d.0)                   
 [2013-11-19 13:10:50] lowlevel_scan: Found usb device at usb:001:001 (path=(null), vid=1d6b, pid=0002, manuf=Linux 2.6.32-23-pve ehci_hcd, prod=EHCI Host Controller, serial=0000:00:1d.7)                   
 [2013-11-19 13:10:50] Devices detected:                   
 [2013-11-19 13:10:50] Timers: Using clock_gettime(CLOCK_MONOTONIC_RAW)                   
0 devices listed

So it can detect the NF1 but says it's disabled.

Any ideas?

hero member
Activity: 658
Merit: 500
CCNA: There i fixed the internet.
Hi so I just set up everything for my Red Fury miner. I'm also relatively new to mining. Is this what the console should display:

Code:
 Block: ...fb4b2303 #270348  Diff:609M ( 4.36Ph/s)  Started: [16:14:25]
 ST:2  F:0  NB:3  AS:0  BW:[ 66/ 48 B/s]  E:10.11  I:83.51uBTC/hr  BS:135
 1            |  2.42/ 2.35/ 2.35Gh/s | A:170 R:3+0(1.9%) HW:14/5.2%
--------------------------------------------------------------------------------
 BPM 0:       |  2.36/ 2.35/ 2.36Gh/s | A:173 R:3+0(1.9%) HW:14/5.1%
--------------------------------------------------------------------------------
 [2013-11-18 16:14:46] Accepted e47ea3cf BPM 0  Diff 1/1
 [2013-11-18 16:14:47] Accepted ae3e1465 BPM 0  Diff 1/1
 [2013-11-18 16:14:50] Accepted 8df8a87e BPM 0  Diff 1/1
 [2013-11-18 16:14:53] Accepted c9eb947b BPM 0  Diff 1/1
 [2013-11-18 16:14:53] Accepted aaca12e6 BPM 0  Diff 1/1
 [2013-11-18 16:14:54] Accepted 235c9ca5 BPM 0  Diff 7/1
 [2013-11-18 16:14:54] Accepted 9ed8f56b BPM 0  Diff 1/1
 [2013-11-18 16:14:56] Stratum from pool 0 requested work update
 [2013-11-18 16:14:57] Accepted 2e960e2e BPM 0  Diff 5/1
 [2013-11-18 16:14:57] Accepted c38dee30 BPM 0  Diff 1/1
 [2013-11-18 16:15:02] Accepted c5b1b3f1 BPM 0  Diff 1/1
 [2013-11-18 16:15:07] Accepted 75521ed8 BPM 0  Diff 2/1
 [2013-11-18 16:15:11] Accepted b3160454 BPM 0  Diff 1/1
 [2013-11-18 16:15:11] Accepted 01ed42d3 BPM 0  Diff 132/1
 [2013-11-18 16:15:13] Accepted 53b929e3 BPM 0  Diff 3/1

Is there anything incorrect or odd? Or did I finally (spent a week trying to set this up) do it right?

looks ok
Thanks!
Also the "BPM 0" stand for the Red Fury USB, correct? Just making sure that my gpu/cpu isn't involved Smiley

BPM is the red fury yes. i believe its for Big Picture Mining
sr. member
Activity: 290
Merit: 250

Also the "BPM 0" stand for the Red Fury USB, correct? Just making sure that my gpu/cpu isn't involved Smiley

Don't think you'd get that speed from CPU/GPU... If you do then I want to duplicate your setup!
newbie
Activity: 20
Merit: 0
Hi so I just set up everything for my Red Fury miner. I'm also relatively new to mining. Is this what the console should display:

Code:
 Block: ...fb4b2303 #270348  Diff:609M ( 4.36Ph/s)  Started: [16:14:25]
 ST:2  F:0  NB:3  AS:0  BW:[ 66/ 48 B/s]  E:10.11  I:83.51uBTC/hr  BS:135
 1            |  2.42/ 2.35/ 2.35Gh/s | A:170 R:3+0(1.9%) HW:14/5.2%
--------------------------------------------------------------------------------
 BPM 0:       |  2.36/ 2.35/ 2.36Gh/s | A:173 R:3+0(1.9%) HW:14/5.1%
--------------------------------------------------------------------------------
 [2013-11-18 16:14:46] Accepted e47ea3cf BPM 0  Diff 1/1
 [2013-11-18 16:14:47] Accepted ae3e1465 BPM 0  Diff 1/1
 [2013-11-18 16:14:50] Accepted 8df8a87e BPM 0  Diff 1/1
 [2013-11-18 16:14:53] Accepted c9eb947b BPM 0  Diff 1/1
 [2013-11-18 16:14:53] Accepted aaca12e6 BPM 0  Diff 1/1
 [2013-11-18 16:14:54] Accepted 235c9ca5 BPM 0  Diff 7/1
 [2013-11-18 16:14:54] Accepted 9ed8f56b BPM 0  Diff 1/1
 [2013-11-18 16:14:56] Stratum from pool 0 requested work update
 [2013-11-18 16:14:57] Accepted 2e960e2e BPM 0  Diff 5/1
 [2013-11-18 16:14:57] Accepted c38dee30 BPM 0  Diff 1/1
 [2013-11-18 16:15:02] Accepted c5b1b3f1 BPM 0  Diff 1/1
 [2013-11-18 16:15:07] Accepted 75521ed8 BPM 0  Diff 2/1
 [2013-11-18 16:15:11] Accepted b3160454 BPM 0  Diff 1/1
 [2013-11-18 16:15:11] Accepted 01ed42d3 BPM 0  Diff 132/1
 [2013-11-18 16:15:13] Accepted 53b929e3 BPM 0  Diff 3/1

Is there anything incorrect or odd? Or did I finally (spent a week trying to set this up) do it right?

looks ok
Thanks!
Also the "BPM 0" stand for the Red Fury USB, correct? Just making sure that my gpu/cpu isn't involved Smiley
hero member
Activity: 868
Merit: 1000
Hi so I just set up everything for my Red Fury miner. I'm also relatively new to mining. Is this what the console should display:

Code:
 Block: ...fb4b2303 #270348  Diff:609M ( 4.36Ph/s)  Started: [16:14:25]
 ST:2  F:0  NB:3  AS:0  BW:[ 66/ 48 B/s]  E:10.11  I:83.51uBTC/hr  BS:135
 1            |  2.42/ 2.35/ 2.35Gh/s | A:170 R:3+0(1.9%) HW:14/5.2%
--------------------------------------------------------------------------------
 BPM 0:       |  2.36/ 2.35/ 2.36Gh/s | A:173 R:3+0(1.9%) HW:14/5.1%
--------------------------------------------------------------------------------
 [2013-11-18 16:14:46] Accepted e47ea3cf BPM 0  Diff 1/1
 [2013-11-18 16:14:47] Accepted ae3e1465 BPM 0  Diff 1/1
 [2013-11-18 16:14:50] Accepted 8df8a87e BPM 0  Diff 1/1
 [2013-11-18 16:14:53] Accepted c9eb947b BPM 0  Diff 1/1
 [2013-11-18 16:14:53] Accepted aaca12e6 BPM 0  Diff 1/1
 [2013-11-18 16:14:54] Accepted 235c9ca5 BPM 0  Diff 7/1
 [2013-11-18 16:14:54] Accepted 9ed8f56b BPM 0  Diff 1/1
 [2013-11-18 16:14:56] Stratum from pool 0 requested work update
 [2013-11-18 16:14:57] Accepted 2e960e2e BPM 0  Diff 5/1
 [2013-11-18 16:14:57] Accepted c38dee30 BPM 0  Diff 1/1
 [2013-11-18 16:15:02] Accepted c5b1b3f1 BPM 0  Diff 1/1
 [2013-11-18 16:15:07] Accepted 75521ed8 BPM 0  Diff 2/1
 [2013-11-18 16:15:11] Accepted b3160454 BPM 0  Diff 1/1
 [2013-11-18 16:15:11] Accepted 01ed42d3 BPM 0  Diff 132/1
 [2013-11-18 16:15:13] Accepted 53b929e3 BPM 0  Diff 3/1

Is there anything incorrect or odd? Or did I finally (spent a week trying to set this up) do it right?

looks ok
newbie
Activity: 20
Merit: 0
Hi so I just set up everything for my Red Fury miner. I'm also relatively new to mining. Is this what the console should display:

Code:
 Block: ...fb4b2303 #270348  Diff:609M ( 4.36Ph/s)  Started: [16:14:25]
 ST:2  F:0  NB:3  AS:0  BW:[ 66/ 48 B/s]  E:10.11  I:83.51uBTC/hr  BS:135
 1            |  2.42/ 2.35/ 2.35Gh/s | A:170 R:3+0(1.9%) HW:14/5.2%
--------------------------------------------------------------------------------
 BPM 0:       |  2.36/ 2.35/ 2.36Gh/s | A:173 R:3+0(1.9%) HW:14/5.1%
--------------------------------------------------------------------------------
 [2013-11-18 16:14:46] Accepted e47ea3cf BPM 0  Diff 1/1
 [2013-11-18 16:14:47] Accepted ae3e1465 BPM 0  Diff 1/1
 [2013-11-18 16:14:50] Accepted 8df8a87e BPM 0  Diff 1/1
 [2013-11-18 16:14:53] Accepted c9eb947b BPM 0  Diff 1/1
 [2013-11-18 16:14:53] Accepted aaca12e6 BPM 0  Diff 1/1
 [2013-11-18 16:14:54] Accepted 235c9ca5 BPM 0  Diff 7/1
 [2013-11-18 16:14:54] Accepted 9ed8f56b BPM 0  Diff 1/1
 [2013-11-18 16:14:56] Stratum from pool 0 requested work update
 [2013-11-18 16:14:57] Accepted 2e960e2e BPM 0  Diff 5/1
 [2013-11-18 16:14:57] Accepted c38dee30 BPM 0  Diff 1/1
 [2013-11-18 16:15:02] Accepted c5b1b3f1 BPM 0  Diff 1/1
 [2013-11-18 16:15:07] Accepted 75521ed8 BPM 0  Diff 2/1
 [2013-11-18 16:15:11] Accepted b3160454 BPM 0  Diff 1/1
 [2013-11-18 16:15:11] Accepted 01ed42d3 BPM 0  Diff 132/1
 [2013-11-18 16:15:13] Accepted 53b929e3 BPM 0  Diff 3/1

Is there anything incorrect or odd? Or did I finally (spent a week trying to set this up) do it right?
newbie
Activity: 15
Merit: 0
I've been using bfgminer for quite a while now and I love it.  One thing I've never been able to find is a current interface guide.  I understand most of the 3.6 interface, but could someone break down this line for me?

ST:28 F:2 NB:98 AS:0 BW:[137/90 B/s] E:26.81 I: 441uBTC/hr BS:65k

Thanks in advance: Curtis

From the BFGMiner README:

Quote
The BFGMiner status line shows:
 ST:1  F:0  NB:1  AS:0  BW:[ 75/241 B/s]  E:2.42  I:12.99mBTC/hr  BS:2.71k

ST is STaged work items (ready to use).
F  is network Failure occasions (server down or slow to provide work)
NB is New Blocks detected on the network
AS is Active Submissions (shares in the process of submitting)
BW is BandWidth usage on the network (received/sent)
E  is Efficiency defined as number of shares accepted (multiplied by their
          difficulty) per 2 KB of bandwidth
I  is expected Income, calculated by actual shares submitted in 100% PPS value
          (assumes Bitcoin, does not account for altcoin conversions!)
BS is the all time Best Share difficulty you've found


Thanks!
hero member
Activity: 798
Merit: 1000
Should be something along the lines of:

git checkout bfgminer-3.5.x

Do this in the directory you have bfgminer cloned. This will switch the local workspace to that branch.

You can also jump to a specific Tag (version). Instructions here: http://stackoverflow.com/questions/791959/how-to-use-git-to-download-a-particular-tag

Thanks a million - firstly because this works (not getting the 60% or so HW errors I was getting with the Red Fury).

But secondly for being patient and helpful!  Turns out I was doing the right thing in the wrong directory; when I did it (as you said) in the cloned folder rather than the one above (where I'd run the original git clone) it worked fine.  Compiled 3.5.2 without issue.

Really appreciate it!   Smiley

No prob... that's what the forum's for Wink
newbie
Activity: 35
Merit: 0
Should be something along the lines of:

git checkout bfgminer-3.5.x

Do this in the directory you have bfgminer cloned. This will switch the local workspace to that branch.

You can also jump to a specific Tag (version). Instructions here: http://stackoverflow.com/questions/791959/how-to-use-git-to-download-a-particular-tag

Thanks a million - firstly because this works (not getting the 60% or so HW errors I was getting with the Red Fury).

But secondly for being patient and helpful!  Turns out I was doing the right thing in the wrong directory; when I did it (as you said) in the cloned folder rather than the one above (where I'd run the original git clone) it worked fine.  Compiled 3.5.2 without issue.

Really appreciate it!   Smiley
full member
Activity: 222
Merit: 100
Dear all,

I'm trying to make an old, V1.0 board based on Intron's design which is very similar to BFSB's 450 GH/s miner. It has 16 Bitfury on a card and 16 card slots, the only difference is that instead of having an I2C selector for which card the SPI bus should talk to, it has a long chain of 16*16=256 Bitfury chips and it's attached to a RPI SPI port.

I modded the driver-bfsb.c file in order to scan only for one slot (the first and only, which is supposed to have 256 chips) but only 99 chips are detected! I tried to swap slots, use spare cards but nothing, the autodetection always stops at 99 chips. It is driving me crazy because there doesn't seem to be any "maximum chips" constant neither in the libbitfury.c nor in driver-bfsb.c, so I can't find where this limit comes from!

Can anybody help me or suggest me where to look at or had a similar problem?

Thanks in advance!
hero member
Activity: 532
Merit: 500
Are you like these guys?
For some reason, unbeknownst to me, my Red Fury device is not hashing... Can anyone help? I have installed the drivers and bfgminer but can't seem to mine...
Please paste output from:
Code:
bfgminer -S bigpic:all -d? -D

Thanks to your earlier help Luke with 3.5.1 through to 3.6.0 I've had my Blue Furies running for about a week or more now. I've just read the above and wondering if maybe there's something I can be doing to improve performance with them. I have the following after the executable in my 3.6.0:

-o [pool name and port] -u [username] -p [password] -G -S bigpic:all

Should my code contain anything else please?

Really appreciate all your help.

Thanks very much,

Smiley


legendary
Activity: 2576
Merit: 1186
For some reason, unbeknownst to me, my Red Fury device is not hashing... Can anyone help? I have installed the drivers and bfgminer but can't seem to mine...
Please paste output from:
Code:
bfgminer -S bigpic:all -d? -D
legendary
Activity: 2576
Merit: 1186
I like the idea of GBT in general- it enforces some honesty on pool operators (not that any of them are dishonest, to my knowledge Wink)
Even if you assume the pool operator is perfectly honest, blind pooling makes the servers an excellent target for someone to break into...
If you can double-spend enough, it might even be profitable to organise a hold-up of all the big pool operators and force them to let you access the servers so you can do a 10-deep reorg or so.
Fully implemented GBT will make this kind of attack impractical, thus giving pool operators more personal security too. Smiley
But no one has fully implemented GBT - even you - even though it's been around for how looooooooooong.
Only due to lack of time.
It's a shame you and Con don't like collaboration, otherwise I might have more time to finish other things like this...

It would also be ideal to give some probability and statistical information about such an attack rather than blatantly ignoring that which determines the value of your comment ...
Probability of course always increases with price.

Yes you can also do the equivalent of a 50% attack on BTC with 100GH/s ...
What?

...
GBT is entirely unoptimised right now, so there's a possibility of improving it.
In theory, I should be able to reduce its CPU load to approximately the same as stratum's.
Just need to find the time... Smiley
Why?
There's been no need to optimise it.
Only recently have people been producing (this degree of) standalone miners with underpowered controllers builtin.
I guess I should have seen it coming with Avalon1/cgminer failing even with stratum when coinbases got larger...
newbie
Activity: 20
Merit: 0
For some reason, unbeknownst to me, my Red Fury device is not hashing... Can anyone help? I have installed the drivers and bfgminer but can't seem to mine...

Code:
bfgminer version 3.5.1 - Started: [2013-11-17 20:02:48] - [  0 days 00:02:56]
 [M]anage devices [P]ool management [S]ettings [D]isplay options  [H]elp [Q]uit
 Connected to stratum.bitcoin.cz diff 1 with stratum as user LockUnlock.w1
 Block: ...ee328b8a #270211  Diff:609M ( 4.36Ph/s)  Started: [20:02:48]
 ST:2  F:0  NB:1  AS:0  BW:[ 58/  8 B/s]  E:0.00  I: 0.00 BTC/hr  BS:0
 0            |   0.0/  0.0/  0.0 h/s | A:0 R:0+0(none) HW:0/none
--------------------------------------------------------------------------------
 OCL 0:       | OFF  /  0.0/  0.0 h/s | A:0 R:0+0(none) HW:0/none
--------------------------------------------------------------------------------
 [2013-11-17 20:04:12] Attempting to reinitialize OCL 0
 [2013-11-17 20:04:12] OCL 0 (thread 0) being re-enabled
 [2013-11-17 20:04:12] Error -54: Enqueueing kernel onto command queue. (clEnque
ueNDRangeKernel)
 [2013-11-17 20:04:12] OCL 0 failure, disabling!
 [2013-11-17 20:04:12] OCL 0 (thread 0) being disabled
 [2013-11-17 20:04:39] Stratum from pool 0 requested work update
 [2013-11-17 20:05:09] Stratum from pool 0 requested work update
 [2013-11-17 20:05:38] Attempting to reinitialize OCL 0
 [2013-11-17 20:05:38] OCL 0 (thread 0) being re-enabled
 [2013-11-17 20:05:38] Error -54: Enqueueing kernel onto command queue. (clEnque
ueNDRangeKernel)
 [2013-11-17 20:05:38] OCL 0 failure, disabling!
 [2013-11-17 20:05:38] OCL 0 (thread 0) being disabled
 [2013-11-17 20:05:39] Stratum from pool 0 requested work update
legendary
Activity: 1190
Merit: 1000
I got past that but i use USB powered hub ...

But it fails further ...

Code:
[M]anage devices [P]ool management [S]ettings [D]isplay options  [H]elp [Q]uit
 Connected to eu-stratum-lb489kj.btcguild.com diff 2 with stratum as user digi128pci_avalon
 Block: ...7ee030e7 #269461  Diff:511M ( 3.66Ph/s)  Started: [22:51:21]
 ST:2  F:0  NB:1  AS:0  BW:[163/ 31 B/s]  E:0.87  I:14.61uBTC/hr  BS:4
 0            | 202.4/263.0/178.1Mh/s | A:1 R:0+3( 75%) HW:8/ 33%
--------------------------------------------------------------------------------
 NFY 0:       | OFF  /272.7/184.7Mh/s | A:1 R:0+3( 75%) HW:8/ 33%
--------------------------------------------------------------------------------
 [2013-11-13 22:51:23] NFY 0: Previous nonce mismatch (4th try), recalibrating
 [2013-11-13 22:51:25] Accepted 3fa4ee98 NFY 0  Diff 4/2
 [2013-11-13 22:51:25] Stratum from pool 0 requested work update
 [2013-11-13 22:51:25] Pool 0 is hiding block contents from us
 [2013-11-13 22:51:25] Reconnect requested from pool 0 to eu-stratum-lb489kj.btcguild.com:3333
 [2013-11-13 22:51:26] Stratum from pool 0 requested work update
 [2013-11-13 22:51:32] mcp2210_spi_transfer: Failed to issue SPI transfer
 [2013-11-13 22:51:34] mcp2210_spi_transfer: Failed to continue SPI transfer (59 bytes remaining)
 [2013-11-13 22:51:34] NFY 0 failure, attempting to reinitialize
 [2013-11-13 22:51:34] mcp2210_set_cfg_spi: Error setting current SPI config (248)
 [2013-11-13 22:51:34] mcp2210_set_cfg_spi: Error setting current SPI config (248)
 [2013-11-13 22:51:34] NFY 0 failure, disabling!
 [2013-11-13 22:51:35] NFY 0: bitfury_init_oldbuf: Giving up after 4 tries
 [2013-11-13 22:51:35] NFY 0: bitfury_init_oldbuf: Giving up after 4 tries
 [2013-11-13 22:51:36] NFY 0: bitfury_init_oldbuf: Giving up after 4 tries
 [2013-11-13 22:51:37] NFY 0: bitfury_init_oldbuf: Giving up after 4 tries

I got similar result after using usb hub
legendary
Activity: 2576
Merit: 1186
I like the idea of GBT in general- it enforces some honesty on pool operators (not that any of them are dishonest, to my knowledge Wink)
Even if you assume the pool operator is perfectly honest, blind pooling makes the servers an excellent target for someone to break into...
If you can double-spend enough, it might even be profitable to organise a hold-up of all the big pool operators and force them to let you access the servers so you can do a 10-deep reorg or so.
Fully implemented GBT will make this kind of attack impractical, thus giving pool operators more personal security too. Smiley
legendary
Activity: 1065
Merit: 1077
I am using the version 3.4.0 BFGMiner that is distributed as part of Bertmod 0.3 on my KnCMiner Saturn.  I added the lines:

Code:
"coinbase-addr": ,
"coinbase-sig":

to the end of the config file, because I wanted to solo mine on my local bitcoin-qt.

It doesn't generate any errors, but the hashrate goes down from ~285 GH/s to more like 10 GH/s  Huh

If I remove the above two lines, it goes back to normal.

Anybody have any idea what is going wrong here?

Is it using 100% CPU, or less? I wonder if the BBB can't keep up with generating work via GBT...

Yeah, looks like that's it - always over 95% CPU when GBT is enabled, ~22% otherwise.

Bummer.

GBT is entirely unoptimised right now, so there's a possibility of improving it.
In theory, I should be able to reduce its CPU load to approximately the same as stratum's.
Just need to find the time... Smiley

Yeah, I imagine your plate is pretty full.  I like the idea of GBT in general- it enforces some honesty on pool operators (not that any of them are dishonest, to my knowledge Wink), and it is currently the ONLY real way to solo mine with ASIC h/w without all the complexity of installing and configuring stratum pool software - but it does seem to be pretty heavy-weight at the moment.  I notice that even Eligius will auto-switch you to stratum if you try to use GBT, unless you explicitly disable stratum.

I hope you find some time to look into it soon.
legendary
Activity: 2576
Merit: 1186
I am using the version 3.4.0 BFGMiner that is distributed as part of Bertmod 0.3 on my KnCMiner Saturn.  I added the lines:

Code:
"coinbase-addr": ,
"coinbase-sig":

to the end of the config file, because I wanted to solo mine on my local bitcoin-qt.

It doesn't generate any errors, but the hashrate goes down from ~285 GH/s to more like 10 GH/s  Huh

If I remove the above two lines, it goes back to normal.

Anybody have any idea what is going wrong here?

Is it using 100% CPU, or less? I wonder if the BBB can't keep up with generating work via GBT...

Yeah, looks like that's it - always over 95% CPU when GBT is enabled, ~22% otherwise.

Bummer.

GBT is entirely unoptimised right now, so there's a possibility of improving it.
In theory, I should be able to reduce its CPU load to approximately the same as stratum's.
Just need to find the time... Smiley
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